HRT Financial LP trims Ridgetech (RDGT) stake with open-market sale

Rhea-AI Filing Summary

HRT Financial LP, a ten percent owner of Ridgetech Inc., reported an open-market sale of 8,091 shares of Common Stock at $1.60 per share. After this transaction, the reporting holder still owns 119,751 shares directly, indicating it retains a substantial position.

Insider Trade Summary

Net Seller: 8,091 shares ($12,946)

Net Sell 1 txn

Insider HRT FINANCIAL LP

Role null

Sold 8,091 shs ($13K)

Type	Security	Shares	Price	Value
Sale	Common Stock	8,091	$1.60	$13K

Holdings After Transaction: Common Stock — 119,751 shares (Direct, null)

Footnotes (1)

Key Figures

Shares sold: 8,091 shares Sale price: $1.60 per share Shares owned after sale: 119,751 shares +1 more

4 metrics

Shares sold 8,091 shares Open-market sale of Common Stock on 2026-06-15

Sale price $1.60 per share Price for the 8,091 shares sold

Shares owned after sale 119,751 shares Directly owned Common Stock following transaction

Net share change -8,091 shares Net-sell direction in transaction summary

Key Terms

ten percent owner, open-market sale, Common Stock, Form 4

4 terms

ten percent owner regulatory

"is_ten_percent_owner": 1"

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Common Stock financial

"security_title": "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

HRT FINANCIAL LP

(Last) (First) (Middle)

3 WORLD TRADE CENTER, 175 GREENWICH STRE

76TH FLOOR

(Street)

NEW YORK NEW YORK 10007

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Ridgetech Inc. [ RDGT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/09/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/15/2026		S		8,091	D	$1.6	119,751	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	Adam Nunes	06/17/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did HRT Financial LP report for RDGT?

HRT Financial LP reported selling 8,091 shares of Ridgetech Inc. Common Stock. The transaction was an open-market sale at a price of $1.60 per share, disclosed in a Form 4 insider trading report filed with the SEC.

At what price did HRT Financial LP sell Ridgetech (RDGT) shares?

The shares were sold at a reported price of $1.60 per share. This per-share price applies to the 8,091 Ridgetech Inc. Common Stock shares sold in the open market, as disclosed in the Form 4 filing.

How many Ridgetech (RDGT) shares does HRT Financial LP own after the sale?

After the reported sale, HRT Financial LP directly owns 119,751 shares of Ridgetech Inc. Common Stock. This post-transaction holding level is shown in the Form 4 and indicates the size of the remaining position.

What type of insider transaction did Ridgetech (RDGT) disclose?

Ridgetech Inc. disclosed an open-market sale of Common Stock by HRT Financial LP. The Form 4 identifies transaction code “S,” representing a sale in open market or private transaction, rather than a grant, option exercise, or tax withholding event.

Is HRT Financial LP considered a major shareholder of Ridgetech (RDGT)?

Yes. The Form 4 identifies HRT Financial LP as a ten percent owner of Ridgetech Inc. Being a ten percent owner classifies it as a significant shareholder under SEC rules, requiring public reporting of share transactions.